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Planter implement with adjusting position-display apparatus and system thereof

  • US 4,413,685 A
  • Filed: 03/21/1980
  • Issued: 11/08/1983
  • Est. Priority Date: 12/11/1979
  • Status: Expired due to Term
First Claim
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1. An apparatus for remotely determining and setting a row planter'"'"'s furrow depth setting, comprising a planter support bar;

  • a plurality of separate single row planting units each including a planter frame movably connected to said support bar to permit free vertical movement of the respective unit, a furrow opening member secured to said planter frame, a gauge element adapted to support said planter frame over the ground in a plurality of positions of adjustment, a connector piece extending between said gauge element and said planter frame and being pivotally mounted for adjustment relative to said planter frame, an adjustment bar mounted on said planter frame and adjustable between predetermined limits, said adjustment bar engaging said connector piece to effect adjustment of said gauge element relative to said planter frame, remotely activated power means which effects moving adjustment of said adjustment bar, and position sensing means for ascertaining the position of adjustment of the gauge element relative to the planter frame thereby providing an indication of the depth setting of said furrow opening member; and

    means for displaying the position of adjustment of each adjustment bar, whereby the displayed positional information is directly related to the nominal depth of said furrow opening member, and the depth setting of each of said furrow opening members may be independently actuated by remote activation of the respective power means.

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